28948356

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{211}}^1$

素因数の和:361

約数の個数: 72

約数和(自身を含む): 76241984

約数和(自身を除く): 47293628

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 74, 103, 111, 148, 206, 211, 222, 309, 333, 412, 422, 444, 618, 633, 666, 844, 927, 1236, 1266, 1332, 1854, 1899, 2532, 3708, 3798, 3811, 7596, 7622, 7807, 11433, 15244, 15614, 21733, 22866, 23421, 31228, 34299, 43466, 45732, 46842, 65199, 68598, 70263, 86932, 93684, 130398, 137196, 140526, 195597, 260796, 281052, 391194, 782388, 804121, 1608242, 2412363, 3216484, 4824726, 7237089, 9649452, 14474178, 28948356]

約数ペア:

[(1, 28948356), (2, 14474178), (3, 9649452), (4, 7237089), (6, 4824726), (9, 3216484), (12, 2412363), (18, 1608242), (36, 804121), (37, 782388), (74, 391194), (103, 281052), (111, 260796), (148, 195597), (206, 140526), (211, 137196), (222, 130398), (309, 93684), (333, 86932), (412, 70263), (422, 68598), (444, 65199), (618, 46842), (633, 45732), (666, 43466), (844, 34299), (927, 31228), (1236, 23421), (1266, 22866), (1332, 21733), (1854, 15614), (1899, 15244), (2532, 11433), (3708, 7807), (3798, 7622), (3811, 7596)]